How To Attach An Ipv6 Dhcp Guard Policy To A Layer 2 Etherchannel Interface - Cisco Catalyst 2960 series Configuration Manual

DETAILED STEPS
Command or Action
Step 1
configure terminal
Example:
Switch# configure terminal
Step 2 interface Interface_type stack/module/port
Example:
Switch(config)#
Step 3 ipv6 dhcp guard [attach-policy policy_name [ vlan {vlan_ids |
add vlan_ids | except vlan_ids | none | remove vlan_ids | all} ] |
vlan [ {vlan_ids | add vlan_ids | exceptvlan_ids | none | remove
vlan_ids | all} ]
Example:
Switch(config-if)# ipv6 dhcp guard attach-policy
example_policy
or
Switch(config-if)# ipv6 dhcp guard attach-policy
example_policy vlan 222,223,224
or
Switch(config-if)# ipv6 dhcp guard vlan 222, 223,224
Step 4 do show running-config interface Interface_type stack/module/port
Example:
Switch#(config-if)#
Related Topics
Information about First Hop Security in IPv6, on page 678

How to Attach an IPv6 DHCP Guard Policy to a Layer 2 EtherChannel Interface

Beginning in privileged EXEC mode, follow these steps to attach an IPv6 DHCP Guard policy on an
EtherChannel interface or VLAN:
interface gigabitethernet 1/1/4
do show running-config gig 1/1/4
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
How to Configure an IPv6 DHCP Guard Policy
Purpose
Enters the global configuration mode.
Specifies an interface type and identifier; enters
the interface configuration mode.
Attaches the DHCP Guard policy to the interface
or the specified VLANs on that interface. The
default policy is attached if the attach-policy
option is not used.
Confirms that the policy is attached to the specified
interface without exiting the configuration mode.
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